What are the countries where spanish is spoken as a first language?

Here are the countries where Spanish is spoken as a first language, also known as an official language:

Americas:

* Argentina

* Bolivia

* Chile

* Colombia

* Costa Rica

* Cuba

* Dominican Republic

* Ecuador

* El Salvador

* Equatorial Guinea (African country, but historically tied to Spain)

* Guatemala

* Honduras

* Mexico

* Nicaragua

* Panama

* Paraguay

* Peru

* Puerto Rico (U.S. territory)

* Spain

* Uruguay

* Venezuela

Note: This list excludes countries where Spanish is spoken by a significant minority, such as the United States, Belize, or the Philippines.